Total War

20

Play 100 2 vs. 2 Theater of War missions.

You can access 2 vs. 2 matches by entering the mission select screen, then pressing start to access the mission options. Number of players is the only option available. Change it from 1 vs. 1 to 2 vs. 2 matches. From here, just play 100 2 vs. 2 matches, and this achievement will unlock. You don’t have to win. As long as you play through the entire match it will count towards this achievement.